1. Radboud University Medical Center; Department of Gynaecology and Obstetrics; Nijmegen Netherlands
2. Auckland City Hospital; Department of Obstetrics and Gynaecology; Auckland New Zealand 1142
3. Queensland Fertility Group Research Foundation; 55 Little Edward St, Level 2 Boundary Court Spring Hill Brisbane Queensland Australia 4000
4. Ashford Specialist Centre Suite 22; 57-59 Anzac Highway Ashford Adelaide SA Australia
5. University of Auckland; Department of Obstetrics and Gynaecology; Private Bag 92019 Auckland New Zealand 1003